Revellers take part in New Year's Eve celebrations in Kyiv, Ukraine on December 31, 2020. (Photo by Valentyn Ogirenko/Reuters)

People in full medieval armor take part in a combat at Central Park in New York, U.S., August 14, 2021. (Photo by Eduardo Munoz/Reuters)

A man and a woman take a selfie on Russian Navy Day in St Petersburg, Russia on July 26, 2020. (Photo by Roman Pimenov/TASS)

American actress Kiernan Shipka takes a mirror selfie in the last decade of February 2022. (Photo by kiernanshipka/Instagram)

A cycle-rickshaw puller takes a nap during a hot afternoon along a street in Amritsar on April 19, 2022. (Photo by Narinder Nanu/AFP Photo)

Devotees gather to take part in the celebrations to mark the Krishna Janmashtami festival at a temple in Jalandhar on August 26, 2024. (Photo by Shammi Mehra/AFP Photo)

Paint-splattered revellers take a break at the Notting Hill carnival in West London in the last decade of August 2022. (Photo by Andy Hall/The Observer)

This artist's rendering illustrates the evaporation of HD 189733b's atmosphere in response to a powerful eruption from its host star. NASA's Hubble Space Telescope detected the escaping gases and NASA's Swift satellite caught the stellar flare. (Credit: NASA's Goddard Space Flight Center)